Senior Software Engineer

Job ID 2617751 Location San Diego, CA, US Date Posted 2026-10-08 Category Software Subcategory SW Engineer Schedule Full-Time Shift Day Job Travel Yes - 10% of the time Minimum Clearance Required Secret Clearance Level Must Be Able to Obtain Top Secret Potential for Remote Work ORA_ON_SITE Description SAIC is looking for a Senior Software Engineer for a position located in San Diego, CA.

The candidate will be required to have a high level experience in JavaScript, React, Linux (RHEL), and has a strong background in Web Experience.

This role requires you to have an ACTIVE SECRET clearance to start. *This will be an ON-SITE role with expected travel up to 10% throughout the year.* Job Duties The candidate shall perform software engineering design and development activities to produce reliable, modular, and secure software components. The work will include development of software on a RHEL OS platform.

This will include software development with custom C++ based applications, X windows-based applications, and web-based middleware. Development will consist of application writing and policy for security accreditations.

REQUIREMENTS

• Education and Experience Bachelors and five (5) years or more experience; Masters and three (3) years or more experience; PhD and 0 years related experience Linux (RHEL) familiarity.
• Front-end technology experience JavaScript, React, CSS3 and HTML5 and third-party libraries such as React Js, Angular, jQuery and LESS.
• Strong Web experience.
• Industry experience designing, building, and maintaining large-scale systems in production.
• Experience working with Nginx or Apache servers with a solid background in Linux.
• Familiarity with DBMS technology, including PostgreSQL, Oracle, MongoDB and MySQL.
• Basic design ability Including knowledge of UI/UX and basic prototype design.
• Excellent understanding of low-level operating systems concepts including multi-threading, memory management, networking and storage, performance, and scale.
• Ability to visualize a proposed system and be able to build it.
• Clearance Must be a U.S.
• Citizen Must have an Active Secret Clearance to start Must be able to obtain a Top Secret Clearance after start Desired Skills Experience with C++.
• Strong CS fundamentals including data structures, algorithms, and distributed systems.
• Target salary range $120,001 - $160,000.
• The estimate displayed represents the typical salary range for this position based on experience and other factors.